Question: Find the L.C.M. of the following expressions: ax² +ax, and ax² -a.

Solution:

Given,


1st expression : ax² +ax = ax(x +1)

2nd expression : ax² -a = a(x²-1) = a(x+1)(x-1)


Now,


Lowest Common Multiples (LCM) = common factors * rest factors
= a(x+1) * x(x-1)
= ax (x²-1)


Related Notes and Solutions:

Here is the Website link to the guide of solving HCF and LCM.
Here are all solutions of LCM for Class 10.

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